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Phone:(86)755-26741375
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Contact:FL5 Bldg.A,No.3 Zhongxin Rd.Queshan Ind.Estate,Dalang,Longhua,Shenzhen,China 518109
PF-E208C-3.5 or PF-2.8C-2.5 is coiled wire with transducer speaker connected with surveillance airtube